IPv4 Network

204.138.100.0/23

🇺🇸 Owner: ADP-ESNET · ARIN

204.138.100.0/23 is registered to ADP-ESNET (US) via ARIN. Look up the owning organisation and its other IPv4 networks.

Network204.138.100.0/23
OrganisationADP-ESNET
Registry🇺🇸 ARIN (US)
All networks of this org → Transfers via ARIN →
Raw WHOIS data 
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#



# start

NetRange:       204.138.100.0 - 204.138.101.255
CIDR:           204.138.100.0/23
NetName:        ADP-ESNET
NetHandle:      NET-204-138-100-0-1
Parent:         NET204 (NET-204-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Automatic Data Processing, Inc. (ADPES)
RegDate:        2011-01-05
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/204.138.100.0


OrgName:        Automatic Data Processing, Inc.
OrgId:          ADPES
Address:        1 ADP Boulevard
City:           Roseland
StateProv:      NJ
PostalCode:     07068
Country:        US
RegDate:        1994-05-18
Updated:        2025-11-21
Ref:            https://rdap.arin.net/registry/entity/ADPES


OrgTechHandle: ESC76-ARIN
OrgTechName:   enabothula, sharath chanrda 
OrgTechPhone:  +1-470-385-3368 
OrgTechEmail:  sharath.enabothula@adp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ESC76-ARIN

OrgTechHandle: DRUMM98-ARIN
OrgTechName:   Drummond, John  
OrgTechPhone:  +1-404-218-1757 
OrgTechEmail:  john.drummond@adp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DRUMM98-ARIN

OrgTechHandle: KHORY-ARIN
OrgTechName:   Kho, Ryder 
OrgTechPhone:  +1-909-441-6715 
OrgTechEmail:  ryder.kho@adp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KHORY-ARIN

OrgDNSHandle: ESC76-ARIN
OrgDNSName:   enabothula, sharath chanrda 
OrgDNSPhone:  +1-470-385-3368 
OrgDNSEmail:  sharath.enabothula@adp.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/ESC76-ARIN

OrgAbuseHandle: ABUSE3476-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-999-999-9999 
OrgAbuseEmail:  abuse@adp.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3476-ARIN

OrgAbuseHandle: HOSTM27-ARIN
OrgAbuseName:   Hostmaster
OrgAbusePhone:  +1-973-974-5868 
OrgAbuseEmail:  hostmaster@adp.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HOSTM27-ARIN

OrgRoutingHandle: KHORY-ARIN
OrgRoutingName:   Kho, Ryder 
OrgRoutingPhone:  +1-909-441-6715 
OrgRoutingEmail:  ryder.kho@adp.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/KHORY-ARIN

OrgNOCHandle: HOSTM27-ARIN
OrgNOCName:   Hostmaster
OrgNOCPhone:  +1-973-974-5868 
OrgNOCEmail:  hostmaster@adp.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/HOSTM27-ARIN

OrgTechHandle: WILSO1075-ARIN
OrgTechName:   wilson, kevin 
OrgTechPhone:  +1-385-444-0653 
OrgTechEmail:  kevin.wilson@adp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WILSO1075-ARIN

OrgTechHandle: HOSTM27-ARIN
OrgTechName:   Hostmaster
OrgTechPhone:  +1-973-974-5868 
OrgTechEmail:  hostmaster@adp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HOSTM27-ARIN

# end



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

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